18639891690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{88761389}}^1$

素因数の和:88761406

約数の個数: 32

約数和(自身を含む): 51126560640

約数和(自身を除く): 32486668950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 88761389, 177522778, 266284167, 443806945, 532568334, 621329723, 887613890, 1242659446, 1331420835, 1863989169, 2662841670, 3106648615, 3727978338, 6213297230, 9319945845, 18639891690]

約数ペア:

[(1, 18639891690), (2, 9319945845), (3, 6213297230), (5, 3727978338), (6, 3106648615), (7, 2662841670), (10, 1863989169), (14, 1331420835), (15, 1242659446), (21, 887613890), (30, 621329723), (35, 532568334), (42, 443806945), (70, 266284167), (105, 177522778), (210, 88761389)]